[jdk17] RFR: 8265073: XML transformation and indentation when using xml:space [v2]

[Joe Wang]

> The issue was that the attribute was processed before the variable was set (e.g. m_preserveSpaces.push). Reversing the order fixed it.

Joe Wang has updated the pull request incrementally with one additional commit since the last revision:

  Thanks Naoto. Updated accordingly.

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Changes:
  - all: https://git.openjdk.java.net/jdk17/pull/89/files
  - new: https://git.openjdk.java.net/jdk17/pull/89/files/509a101c..32ba04d8

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk17&pr=89&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk17&pr=89&range=00-01

  Stats: 4 lines in 1 file changed: 1 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk17/pull/89.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17 pull/89/head:pull/89

PR: https://git.openjdk.java.net/jdk17/pull/89